and a rock-free mode that helps rock the truck free from mud, sand or snow. TX-12 Pro was introduced for heavy-duty and medium-duty Peterbilt models in March 2024. In August 2024, Peterbilt began ...

Based on a Peterbilt 579 commercial semi truck, the ReVolt EREV hybrid electric semi truck promises 40% better fuel economy and more than twice the torque of a conventional, diesel-powered semi.